Etiket: #Hyperpigmentation
A clinical study compared a hydroquinone-free formula containing tranexamic acid, niacinamide, vitamin C and arbutin with 4% hydroquinone. What did the researchers discover?
Sun spots, acne marks and melasma can appear easily, but improving their appearance often takes time. This is because a dark spot is not simply a mark sitting on the surface of the skin. It develops when the skin produces more pigment in one area than it normally would.
Hydroquinone is one of the best-known ingredients used to treat hyperpigmentation. Although it can be effective, it may also cause redness, dryness, burning or irritation in some people.
Could a formula without hydroquinone provide similar results with less irritation?
A small clinical study published in 2020 compared 4% hydroquinone with a hydroquinone-free formula containing tranexamic acid, niacinamide, vitamin C, arbutin, epidermal growth factor and other ingredients.
The results were encouraging. After one month, the hydroquinone-free formula was rated more favourably for the overall appearance of hyperpigmentation and was better tolerated by the participants.
However, this does not mean hydroquinone is no longer useful or that every...
